Fix API endpoint by adding submit button with api_name='predict'

app.py

@@ -19,8 +19,12 @@ with gr.Blocks(title="Nomic Text Embeddings") as app:
 
     # Create an output component to display the embedding
     output = gr.JSON(label="Text Embedding")
+    
+    # Add a submit button with API name
+    submit_btn = gr.Button("Generate Embedding", variant="primary")
 
-    # When the input text is submitted, call the embedding function and display the output
+    # Handle both button click and text submission
+    submit_btn.click(embed, inputs=text_input, outputs=output, api_name="predict")
     text_input.submit(embed, inputs=text_input, outputs=output)
     
     # Add API usage guide